function symbol 'void S::w(struct S*)' {_ZN1S1wEv} changed
  type 'void(struct S*)' changed
    parameter 1 type 'struct S*' changed
      pointed-to type 'struct S' changed

function symbol 'void S::x(struct S*)' {_ZN1S1xEv} changed
  type 'void(struct S*)' changed
    parameter 1 type 'struct S*' changed
      pointed-to type 'struct S' changed

function symbol 'void S::y(struct S*)' {_ZN1S1yEv} changed
  type 'void(struct S*)' changed
    parameter 1 type 'struct S*' changed
      pointed-to type 'struct S' changed

function symbol 'void S::z(struct S*)' {_ZN1S1zEv} changed
  type 'void(struct S*)' changed
    parameter 1 type 'struct S*' changed
      pointed-to type 'struct S' changed

function symbol 'void S::S(struct S*)' {_ZN1SC2Ev} changed
  type 'void(struct S*)' changed
    parameter 1 type 'struct S*' changed
      pointed-to type 'struct S' changed

type 'struct S' changed
  method 'void z(struct S*)' changed
    type 'void(struct S*)' changed
      parameter 1 type 'struct S*' changed
        pointed-to type 'struct S' changed
  method 'void x(struct S*)' changed
    vtable offset changed from 2 to 1
    type 'void(struct S*)' changed
      parameter 1 type 'struct S*' changed
        pointed-to type 'struct S' changed
  method 'void y(struct S*)' changed
    vtable offset changed from 1 to 2
    type 'void(struct S*)' changed
      parameter 1 type 'struct S*' changed
        pointed-to type 'struct S' changed
  method 'void w(struct S*)' changed
    type 'void(struct S*)' changed
      parameter 1 type 'struct S*' changed
        pointed-to type 'struct S' changed

exit code 4